1. Explain more detailed what you did.. Which tweak etc.. 2. You don't need to be dev to use this app. But if you don't know what you do, why you do this? 3. Do you read PDF instruction before using this app ? 4. Do you created backup (tweak K) before started with tweaks? @guillermorojaz, This message it's ok, when you start N9QT, it will check if you have SDK, repository and bash. And if you don't have, it will install automatically. Do you have installed apps.formeego client ?